feat: add AT+OTA

Seeed-Studio · Jun 14, 2024 · ebb6449 · ebb6449
1 parent a86f676
commit ebb6449
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Showing 4 changed files with 19 additions and 1 deletion.
diff --git a/porting/el_device.h b/porting/el_device.h
@@ -47,6 +47,8 @@ class Device {
 
     virtual void reset() = 0;
 
+    virtual void enter_bootloader() = 0;
+
     const char* get_device_name() const { return _device_name; }
     uint32_t    get_device_id() const { return _device_id; }
     uint32_t    get_chip_revision_id() const { return _revision_id; }

diff --git a/porting/himax/we2/el_device_we2.cpp b/porting/himax/we2/el_device_we2.cpp
@@ -102,7 +102,7 @@ static int _arm_npu_init(bool security_enable, bool privilege_enable) {
     _arm_npu_irq_init();
 
     /* Initialise Ethos-U55 device */
-     void* const ethosu_base_address = (void*)(U55_BASE);
+    void* const ethosu_base_address = (void*)(U55_BASE);
 
     if (0 != (err = ethosu_init(&_ethosu_drv,         /* Ethos-U driver device pointer */
                                 ethosu_base_address,  /* Ethos-U NPU's base address. */
@@ -171,6 +171,15 @@ void DeviceWE2::init() {
 
 void DeviceWE2::reset() { __NVIC_SystemReset(); }
 
+void DeviceWE2::enter_bootloader() {
+    el_printf("Enter bootloader\r\n");
+    hx_lib_spi_eeprom_enable_XIP(USE_DW_SPI_MST_Q, false, FLASH_QUAD, false);
+    hx_drv_scu_set_PB2_pinmux(SCU_PB2_PINMUX_SPI2AHB_DO, 1);
+    hx_drv_scu_set_PB3_pinmux(SCU_PB3_PINMUX_SPI2AHB_DI, 1);
+    hx_drv_scu_set_PB4_pinmux(SCU_PB4_PINMUX_SPI2AHB_SCLK, 1);
+    hx_drv_scu_set_PB5_pinmux(SCU_PB5_PINMUX_SPI2AHB_CS, 1); 
+}
+
 Device* Device::get_device() {
     static DeviceWE2 device{};
     return &device;

diff --git a/porting/himax/we2/el_device_we2.h b/porting/himax/we2/el_device_we2.h
@@ -39,6 +39,8 @@ class DeviceWE2 final : public Device {
     void init();
 
     void reset() override;
+
+    void enter_bootloader() override;
 };
 
 }  // namespace edgelab

diff --git a/sscma/main_task.hpp b/sscma/main_task.hpp
@@ -406,6 +406,11 @@ void register_commands() {
             [cmd = std::move(argv[0]), caller](const std::atomic<bool>&) { get_mqtt_pubsub(cmd, caller); });
           return EL_OK;
       });
+
+    static_resource->instance->register_cmd("OTA", "Enter OTA mode", "", [](std::vector<std::string>, void*) {
+        static_resource->executor->add_task([](const std::atomic<bool>&) { static_resource->device->enter_bootloader(); });
+        return EL_OK;
+    });
 }
 
 void wait_for_inputs() {